Finding the Third Proportional to 728,824 and 1,019,148

Step by Step Solution

1. Step 1: Write the proportion equation
   728,824 : 1,019,148 = 1,019,148 : x
2. Step 2: Convert to fraction form
   728,824/1,019,148 = 1,019,148/x
3. Step 3: Cross multiply
   728,824x = 1,019,148 × 1,019,148
4. Step 4: Simplify right side
   728,824x = 1,038,662,645,904
5. Step 5: Solve for x
   x = 1,038,662,645,904/728,824
6. Step 6: Final answer
   x = 1,425,121.35